Search

Tapas Mazumder

Examiner (ID: 2904, Phone: (571)270-7466 , Office: P/2616 )

Most Active Art Unit
2616
Art Unit(s)
2619, 2614, 2615, 2616, 2679
Total Applications
525
Issued Applications
422
Pending Applications
48
Abandoned Applications
75

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18530626 [patent_doc_number] => 20230235696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => E-CHARGER WITH LONGITUDINAL COOLING PASSAGE [patent_app_type] => utility [patent_app_number] => 18/192669 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8433 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18192669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/192669
E-charger with longitudinal cooling passage Mar 29, 2023 Issued
Array ( [id] => 18530624 [patent_doc_number] => 20230235694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => FAN SPEED CONTROL SYSTEM FOR ENGINE COOLING [patent_app_type] => utility [patent_app_number] => 18/126828 [patent_app_country] => US [patent_app_date] => 2023-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7681 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18126828 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/126828
Fan speed control system for engine cooling Mar 26, 2023 Issued
Array ( [id] => 20084618 [patent_doc_number] => 20250214554 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/850112 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1003 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18850112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/850112
METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM Mar 23, 2023 Pending
Array ( [id] => 20084618 [patent_doc_number] => 20250214554 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/850112 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1003 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18850112 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/850112
METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM Mar 23, 2023 Pending
Array ( [id] => 20480066 [patent_doc_number] => 12528536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-20 [patent_title] => Vehicle [patent_app_type] => utility [patent_app_number] => 18/124595 [patent_app_country] => US [patent_app_date] => 2023-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124595 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/124595
STEERING CONTROL APPARATUS AND VEHICLE Mar 21, 2023 Issued
Array ( [id] => 20308751 [patent_doc_number] => 20250326380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES [patent_app_type] => utility [patent_app_number] => 18/855934 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18855934 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/855934
BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES Mar 19, 2023 Pending
Array ( [id] => 20308751 [patent_doc_number] => 20250326380 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-23 [patent_title] => BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES [patent_app_type] => utility [patent_app_number] => 18/855934 [patent_app_country] => US [patent_app_date] => 2023-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18855934 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/855934
BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES Mar 19, 2023 Pending
Array ( [id] => 19106358 [patent_doc_number] => 11959445 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-16 [patent_title] => Isolation of plate thermal expansion between different expansion rate materials [patent_app_type] => utility [patent_app_number] => 18/123149 [patent_app_country] => US [patent_app_date] => 2023-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5323 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123149 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/123149
Isolation of plate thermal expansion between different expansion rate materials Mar 16, 2023 Issued
Array ( [id] => 18658455 [patent_doc_number] => 20230304451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => ENGINE CONTROLLER [patent_app_type] => utility [patent_app_number] => 18/181628 [patent_app_country] => US [patent_app_date] => 2023-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4192 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18181628 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/181628
ENGINE CONTROLLER Mar 9, 2023 Abandoned
Array ( [id] => 19258578 [patent_doc_number] => 12018626 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-25 [patent_title] => Work vehicle dual fuel compression ignition power system [patent_app_type] => utility [patent_app_number] => 18/177514 [patent_app_country] => US [patent_app_date] => 2023-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/177514
Work vehicle dual fuel compression ignition power system Mar 1, 2023 Issued
Array ( [id] => 18613057 [patent_doc_number] => 20230279793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 18/177075 [patent_app_country] => US [patent_app_date] => 2023-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6478 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177075 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/177075
Internal combustion engine Feb 28, 2023 Issued
Array ( [id] => 18452514 [patent_doc_number] => 20230193793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => PRESSURE REGULATOR FOR ENGINE LUBRICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/172652 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172652 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/172652
Pressure regulator for engine lubrication system Feb 21, 2023 Issued
Array ( [id] => 18452514 [patent_doc_number] => 20230193793 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => PRESSURE REGULATOR FOR ENGINE LUBRICATION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/172652 [patent_app_country] => US [patent_app_date] => 2023-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3325 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172652 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/172652
Pressure regulator for engine lubrication system Feb 21, 2023 Issued
Array ( [id] => 19904590 [patent_doc_number] => 12281587 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => Nacelle inlet assembly that promotes laminar flow [patent_app_type] => utility [patent_app_number] => 18/166454 [patent_app_country] => US [patent_app_date] => 2023-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 5829 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18166454 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/166454
Nacelle inlet assembly that promotes laminar flow Feb 7, 2023 Issued
Array ( [id] => 19361533 [patent_doc_number] => 20240263567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => BUFFER AIR SYSTEM FOR A BEARING COMPARTMENT [patent_app_type] => utility [patent_app_number] => 18/105623 [patent_app_country] => US [patent_app_date] => 2023-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/105623
Buffer air system for a bearing compartment Feb 2, 2023 Issued
Array ( [id] => 19266038 [patent_doc_number] => 20240209737 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => COMPONENT WITH SPAR ASSEMBLY FOR A TURBINE ENGINE [patent_app_type] => utility [patent_app_number] => 18/104452 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7778 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104452 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104452
Component with spar assembly for a turbine engine Jan 31, 2023 Issued
Array ( [id] => 20272639 [patent_doc_number] => 12442413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Zero endplay crankshaft [patent_app_type] => utility [patent_app_number] => 18/104415 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104415
Zero endplay crankshaft Jan 31, 2023 Issued
Array ( [id] => 20272639 [patent_doc_number] => 12442413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Zero endplay crankshaft [patent_app_type] => utility [patent_app_number] => 18/104415 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104415
Zero endplay crankshaft Jan 31, 2023 Issued
Array ( [id] => 20272639 [patent_doc_number] => 12442413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Zero endplay crankshaft [patent_app_type] => utility [patent_app_number] => 18/104415 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104415
Zero endplay crankshaft Jan 31, 2023 Issued
Array ( [id] => 20272639 [patent_doc_number] => 12442413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-14 [patent_title] => Zero endplay crankshaft [patent_app_type] => utility [patent_app_number] => 18/104415 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/104415
Zero endplay crankshaft Jan 31, 2023 Issued
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